$ git clone -n https://src.fedoraproject.org/rpms/keepassx2.git /var/lib/mock/f38-build-side-42-init-devel-722341-27298/root/chroot_tmpdir/scmroot/keepassx2
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-722341-27298/root/chroot_tmpdir/scmroot/keepassx2'...
$ git fetch origin 8b61f00800dbeb0c96a05e0616e5ed41004ef6e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/keepassx2
 * [new ref]         8b61f00800dbeb0c96a05e0616e5ed41004ef6e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8b61f00 Initial setup of the repo